Bosch 17280 Oxygen Sensor, Original Equipment (Ford) Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions "True Direct-fit" OE connectors and harness Double laser-welded stainless steel body protects against contamination Pre-coated threads with anti-seize compound right out of the box Bosch invented the oxygen sensor and manufactures more oxygen sensors for the independent aftermarket than any other supplier. Wideband Technology Improved Engine Performance Increased Fuel Efficiency Reduced Harmful Emissions Bosch 17280 Oxygen Sensor, Pack of 1